Vulnerability Details : CVE-2021-33721
A vulnerability has been identified in SINEC NMS (All versions < V1.0 SP2). The affected application incorrectly neutralizes special elements when creating batch operations which could lead to command injection. An authenticated remote attacker with administrative privileges could exploit this vulnerability to execute arbitrary code on the system with system privileges.
Vulnerability category: Execute code
Products affected by CVE-2021-33721
- cpe:2.3:a:siemens:sinec_network_management_system:*:*:*:*:*:*:*:*
- cpe:2.3:a:siemens:sinec_network_management_system:1.0:-:*:*:*:*:*:*
- cpe:2.3:a:siemens:sinec_network_management_system:1.0:sp1:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-33721
0.17%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 54 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-33721
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
9.0
|
HIGH | AV:N/AC:L/Au:S/C:C/I:C/A:C |
8.0
|
10.0
|
NIST | |
|
7.2
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
1.2
|
5.9
|
NIST |
CWE ids for CVE-2021-33721
-
The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.Assigned by:
- nvd@nist.gov (Primary)
- productcert@siemens.com (Secondary)
References for CVE-2021-33721
-
https://cert-portal.siemens.com/productcert/pdf/ssa-756744.pdf
Patch;Vendor Advisory
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